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Nick Tsui


Virginia Tech

Last seen: 1 year ago |  Active since 2012

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Professional Interests: Imaging Science

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Answered
MATLAB plot image margin removal and aspect ratio keeping
close all clc %% creating image volum img = phantom(256); img = repmat(img, [1,1,3]); figure(1) vidfile = VideoWrite...

2 years ago | 0

| accepted

Question


MATLAB plot image margin removal and aspect ratio keeping
I have following code which basically trying to create a video based on a series images of size 256 X 256 X 3, where 3 is the RG...

2 years ago | 3 answers | 0

3

answers

Submitted


nickxtsui/github
Papoulis-Gerchberg Algorithm stand-alone example

6 years ago | 2 downloads |

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Answered
Error using loadlibrary; side-by-side configuration is incorrect
You are right, one of the DLLs is missing. Thanks!

12 years ago | 0

Question


Error using loadlibrary; side-by-side configuration is incorrect
Hi Folks: I am running MATLAB 2011b x64 to load a third party dll built in VC++ 2008 with debug x64 option. But I got error m...

12 years ago | 2 answers | 0

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Answered
the device being used is no longer there (MATLAB + GPU)
I think if you put tmp = gpuDevice(2) before gpuderivMxy = parallel.gpu.CUDAKernel('deriv_optcontMxy_cuda.ptx'...

12 years ago | 0

| accepted

Question


the device being used is no longer there (MATLAB + GPU)
hi Folks: This bothers me: I have 2 GPU cards on my machine. I designate the 2nd one to use in my MATLBA code, but I got follow...

12 years ago | 1 answer | 0

1

answer

Question


How do I find the GPU version in MATLAB?
I am just wondering how I find GPU version/info in MATLAB. Is there a MATLAB function doing so? Thanks a lot.

12 years ago | 1 answer | 0

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Answered
how do I gather() a variable in atomicAdd()?
Thanks it works.

12 years ago | 0

Question


mex c file and .m file gives slightly, but not neglegible, different returns!
I have a MALTAB script doing some iterative algorithm give a return. This .m file was also coded as a mex c file which gives sam...

12 years ago | 1 answer | 0

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answer

Question


Can I step in .cu file when doing GPU parallel computing in MATLAB
To do GPU parallel computing with MATLAB, one needs to write a .cu function, or kernel, which is called by MATLAB script. I a...

12 years ago | 1 answer | 0

1

answer

Question


how do I gather() a variable in atomicAdd()?
I am just wondering how to return result from atomicAdd(), since atomicAdd only changes one of its inputs. Here is my kernel (CU...

12 years ago | 2 answers | 1

2

answers

Question


matlab parallel computing/GPU error msg
my code: kp = parallel.gpu.CUDAKernel('derivative.ptx','derivative.cu','derivative'); my error message: "??? Undefined ...

12 years ago | 3 answers | 0

3

answers

Answered
Close my terminal but keep matlab running on a remote Ubuntu
OK, here is how I dealt with it. I changed the matlab code, such that no figures will pop up. Then I connected to the remote...

12 years ago | 0

Question


Close my terminal but keep matlab running on a remote Ubuntu
hi Folks: I don't have much experience running Matlab remotely, so please forgive me if you think my question is dumb. I a...

12 years ago | 6 answers | 2

6

answers